-73.31% is the change from 502 to 134
Calculation steps:
[( 134 - 502 ) ÷ 502] x 100 = -73.31%
Formula
Percentage change = [(134 - 502) / 502] x 100
Subtract the new number by the original number
134 - 502 = -368
-368 ÷ 502 = -0.7330677290836654
-0.7330677290836654 x 100 = -73.31%